/**
 * @file 清除视频播放队列指令
 * @author yelvye@baidu.com
 */

/**
 * Copyright (c) 2017 Baidu, Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

'use strict';
/**
 * @class ClearQueue 清除视频播放队列指令
 * @extends {BaseDirective}
 */

let BaseDirective = require('../BaseDirective');

class ClearQueue extends BaseDirective {

    /**
     *  ClearQueue 构造函数.
     */
    constructor(clearBehavior = ClearQueue.CLEAR_ENQUEUED) {
        super('VideoPlayer.ClearQueue');
        this.data.clearBehavior = ClearQueue.CLEAR_ENQUEUED;
        if (ClearQueue.ClearQueue_ARR.indexOf(clearBehavior) !== -1) {
            this.data.clearBehavior = clearBehavior;
        }
    }

}

ClearQueue.CLEAR_ENQUEUED = 'CLEAR_ENQUEUED';
ClearQueue.CLEAR_ALL = 'CLEAR_ALL';

ClearQueue.ClearQueue_ARR = [
    ClearQueue.CLEAR_ENQUEUED,
    ClearQueue.CLEAR_ALL
]

module.exports = ClearQueue;
